CN204096935U - Lifting mechanism and use the hoisting crane of this lifting mechanism - Google Patents
Lifting mechanism and use the hoisting crane of this lifting mechanism Download PDFInfo
- Publication number
- CN204096935U CN204096935U CN201420476835.XU CN201420476835U CN204096935U CN 204096935 U CN204096935 U CN 204096935U CN 201420476835 U CN201420476835 U CN 201420476835U CN 204096935 U CN204096935 U CN 204096935U
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- equilibrium arm
- lifting mechanism
- fixed pulley
- hinged
- support
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model relates to lifting mechanism and uses the hoisting crane of this lifting mechanism, lifting mechanism comprises fixed pulley and is provided with the suspender of movable pulley, the axis of movable pulley and fixed pulley extends all in left-right direction, on movable and fixed pulley, pile warp has at least steel cable, lifting mechanism also comprises the equilibrium arm support for being fixed on corresponding vehicle frame, equilibrium arm support is hinged with the first equilibrium arm that hinge axes extends in left-right direction, first equilibrium arm is hinged with the second equilibrium arm that hinge axes extends along the longitudinal direction, the end of steel rope is connected on the second equilibrium arm.The utility model provides and a kind ofly reduces suspender amplitude of fluctuation and then steel rope can be prevented by the lifting mechanism that fixed pulley is deviate from and the hoisting crane using this lifting mechanism.
Description
Technical field
The utility model relates to the lifting mechanism in lifting field and uses the hoisting crane of this lifting mechanism.
Background technology
Existing hoisting crane comprises vehicle frame and lifting mechanism, lifting mechanism comprises reel, fixed pulley and is provided with the suspender of movable pulley, the axis of movable and fixed pulley extends all in left-right direction, and reel is wound with steel rope, and end pile warp movable pulley, the fixed pulley of steel rope are connected on vehicle frame after commutating.Existing this lifting mechanism Problems existing is, suspender is the swing that can occur unavoidably on fore-and-aft direction and left and right directions at handling weight, if the swing of suspender is floated excessive, the steel rope of pile warp fixed pulley also has larger amplitude of fluctuation, easily like this occurs that steel rope is occurred by the dangerous situation deviate from the grooving of fixed pulley.
Summary of the invention
The purpose of this utility model is that providing a kind of reduces suspender amplitude of fluctuation and then steel rope can be prevented by the lifting mechanism that fixed pulley is deviate from; The purpose of this utility model is also to provide a kind of hoisting crane using this lifting mechanism.
In order to solve the problem, in the utility model, the technical scheme of lifting mechanism is:
Lifting mechanism, comprise fixed pulley and the suspender being provided with movable pulley, the axis of movable pulley and fixed pulley extends all in left-right direction, on movable and fixed pulley, pile warp has at least steel cable, lifting mechanism also comprises the equilibrium arm support for being fixed on corresponding vehicle frame, equilibrium arm support is hinged with the first equilibrium arm that hinge axes extends in left-right direction, the first equilibrium arm is hinged with the second equilibrium arm that hinge axes extends along the longitudinal direction, the end of steel rope is connected on the second equilibrium arm.
Steel rope has two, and the end of two steel ropes is in the left and right sides of the hinge axes of the second equilibrium arm respectively.
The upper frame that described equilibrium arm support comprises forward and backward support and is connected between forward and backward cradle top, the first equilibrium arm is by being arranged at the first jointed shaft on upper frame and equilibrium arm support is hinged and connected.
Described forward and backward support includes left and right vertical rod and is connected at least two cross bars between left and right vertical rod, and each cross bar along the vertical direction interval is arranged.
Described first equilibrium arm is triangular structure, and described second equilibrium arm is articulated with the drift angle place, lower end of the first equilibrium arm.
In the utility model, the technical scheme of hoisting crane is:
Hoisting crane, comprise vehicle frame, be provided with the suspender of movable pulley and be arranged at the fixed pulley on vehicle frame, the axis of movable pulley and fixed pulley extends all in left-right direction, on movable and fixed pulley, pile warp has at least steel cable, lifting mechanism also comprises the equilibrium arm support be fixed on described vehicle frame, equilibrium arm support is hinged with the first equilibrium arm that hinge axes extends in left-right direction, first equilibrium arm is hinged with the second equilibrium arm that hinge axes extends along the longitudinal direction, the end of steel rope is connected on the second equilibrium arm.
Steel rope has two, and the end of two steel ropes is in the left and right sides of the hinge axes of the second equilibrium arm respectively.
The upper frame that described equilibrium arm support comprises forward and backward support and is connected between forward and backward cradle top, the first equilibrium arm is by being arranged at the first jointed shaft on upper frame and equilibrium arm support is hinged and connected.
Described forward and backward support includes left and right vertical rod and is connected at least two cross bars between left and right vertical rod, and each cross bar along the vertical direction interval is arranged.
Described first equilibrium arm is triangular structure, and described second equilibrium arm is articulated with the drift angle place, lower end of the first equilibrium arm.
The beneficial effects of the utility model are: when suspender swings, the second equilibrium arm be connected with steel cord ends also swings thereupon, when suspender swing, the first equilibrium arm swings thereupon, the servo-actuated amplitude of fluctuation reducing suspender of first, second equilibrium arm, the amplitude of fluctuation of the steel rope of pile warp fixed pulley both sides will be reduced like this, thus can prevent steel rope from deviating from by fixed pulley by actv..
Further, steel rope has two, and after wherein steel cable ruptures, another steel cable can work on, and adds the safety factor of handling process.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of hoisting crane in the utility model;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the winding schematic diagram of steel rope in Fig. 1.
Detailed description of the invention
The embodiment of hoisting crane is as shown in Fig. 1 ~ 3: comprise vehicle frame 10 and lifting mechanism, lifting mechanism comprises the suspender 11 being provided with movable pulley 7, in the present embodiment, suspender is suspension hook, lifting mechanism also comprises order along the longitudinal direction and is arranged at equilibrium arm support 3, fixed pulley 4 and reel 5 on vehicle frame, the axis of fixed pulley 4 and movable pulley 7 extends all in left-right direction, reel is wound with two steel ropes, two steel ropes are respectively the first steel rope 14 and the second steel rope 15.Before equilibrium arm support comprises, after poppet and before being connected to, upper frame between after poppet top, before, after poppet includes left vertical rod, right vertical rod 12 and be connected to a left side, multiple cross bars 13 between right vertical rod, each cross bar along the vertical direction interval is arranged, the first jointed shaft 8 that upper frame is extended in left-right direction by axis is hinged with the first equilibrium arm 2, first equilibrium arm is triangular structure, the second jointed shaft 9 that the drift angle place, lower end of the first equilibrium arm is extended along the longitudinal direction by axis is hinged with the second equilibrium arm 1, the end of two steel ropes is connected on the second equilibrium arm of the second jointed shaft left and right sides.
When reality uses, weight is lifted on suspender, in the handling process of weight, suspender may return back out the swing on existing left and right or fore-and-aft direction, when suspender swings, second equilibrium arm swings around the axis of the second jointed shaft thereupon, second equilibrium arm can raise with the end connection location of steel rope when swinging, and therefore suspender also can be driven high, and a part of kinetic transformation of suspender is potential energy, suspender realizes swinging with regard to not having so much kinetic energy to go, and therefore the swing of suspender is floated and can be reduced; As a same reason, during suspender swing, first equilibrium arm swings around the axis of the first jointed shaft thereupon, by the amplitude of fluctuation reducing suspender with pendulum of first, second equilibrium arm, thus reduce the amplitude of fluctuation of the steel rope of pile warp fixed pulley both sides, can effectively prevent steel rope from deviating from by fixed pulley; The use of two steel ropes, while raising safe lifting coefficient, can also facilitate the connection of the second equilibrium arm and two steel cord ends; The forward and backward support be made up of vertical rod and cross bar, while contributing to reducing the deadweight of forward and backward support, the gap between adjacent crossbars can also facilitate the dismounting of the second jointed shaft to keep in repair.
In other embodiment of this hoisting crane: steel rope can also only have one; Equilibrium arm support also can take other structure, such as equilibrium arm support comprises column and is fixedly arranged on the cantilever of column upper end, and the first equilibrium arm is articulated with on cantilever.
The embodiment of lifting mechanism is as shown in Fig. 1 ~ 3: the concrete structure of lifting mechanism is identical with the lifting mechanism described in above-mentioned each hoisting crane embodiment, is not described in detail in this.
Claims (10)
1. lifting mechanism, comprise fixed pulley and the suspender being provided with movable pulley, the axis of movable pulley and fixed pulley extends all in left-right direction, on movable and fixed pulley, pile warp has at least steel cable, it is characterized in that: lifting mechanism also comprises the equilibrium arm support for being fixed on corresponding vehicle frame, equilibrium arm support is hinged with the first equilibrium arm that hinge axes extends in left-right direction, first equilibrium arm is hinged with the second equilibrium arm that hinge axes extends along the longitudinal direction, the end of steel rope is connected on the second equilibrium arm.
2. lifting mechanism according to claim 1, is characterized in that: steel rope has two, and the end of two steel ropes is in the left and right sides of the hinge axes of the second equilibrium arm respectively.
3. lifting mechanism according to claim 1, it is characterized in that: the upper frame that described equilibrium arm support comprises forward and backward support and is connected between forward and backward cradle top, the first equilibrium arm is by being arranged at the first jointed shaft on upper frame and equilibrium arm support is hinged and connected.
4. lifting mechanism according to claim 3, is characterized in that: described forward and backward support includes left and right vertical rod and is connected at least two cross bars between left and right vertical rod, and each cross bar along the vertical direction interval is arranged.
5. the lifting mechanism according to claim 1 ~ 4 any one, is characterized in that: described first equilibrium arm is triangular structure, and described second equilibrium arm is articulated with the drift angle place, lower end of the first equilibrium arm.
6. hoisting crane, comprise vehicle frame, be provided with the suspender of movable pulley and be arranged at the fixed pulley on vehicle frame, the axis of movable pulley and fixed pulley extends all in left-right direction, on movable and fixed pulley, pile warp has at least steel cable, it is characterized in that: lifting mechanism also comprises the equilibrium arm support be fixed on described vehicle frame, equilibrium arm support is hinged with the first equilibrium arm that hinge axes extends in left-right direction, first equilibrium arm is hinged with the second equilibrium arm that hinge axes extends along the longitudinal direction, the end of steel rope is connected on the second equilibrium arm.
7. hoisting crane according to claim 6, is characterized in that: steel rope has two, and the end of two steel ropes is in the left and right sides of the hinge axes of the second equilibrium arm respectively.
8. hoisting crane according to claim 6, it is characterized in that: the upper frame that described equilibrium arm support comprises forward and backward support and is connected between forward and backward cradle top, the first equilibrium arm is by being arranged at the first jointed shaft on upper frame and equilibrium arm support is hinged and connected.
9. hoisting crane according to claim 8, is characterized in that: described forward and backward support includes left and right vertical rod and is connected at least two cross bars between left and right vertical rod, and each cross bar along the vertical direction interval is arranged.
10. the hoisting crane according to claim 6 ~ 9 any one, is characterized in that: described first equilibrium arm is triangular structure, and described second equilibrium arm is articulated with the drift angle place, lower end of the first equilibrium arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476835.XU CN204096935U (en) | 2014-08-22 | 2014-08-22 | Lifting mechanism and use the hoisting crane of this lifting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420476835.XU CN204096935U (en) | 2014-08-22 | 2014-08-22 | Lifting mechanism and use the hoisting crane of this lifting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204096935U true CN204096935U (en) | 2015-01-14 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420476835.XU Expired - Lifetime CN204096935U (en) | 2014-08-22 | 2014-08-22 | Lifting mechanism and use the hoisting crane of this lifting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204096935U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105540431A (en) * | 2016-01-27 | 2016-05-04 | 中船第九设计研究院工程有限公司 | Offshore crane hoisting system with rigid telescopic sleeve |
| CN108557651A (en) * | 2018-05-29 | 2018-09-21 | 湖北卡斯工业科技有限公司 | The accurate folding and unfolding hanging of massive casting mold |
| CN109179247A (en) * | 2018-11-06 | 2019-01-11 | 河南卫华机械工程研究院有限公司 | The electric block of single failure protection and its disconnected rope balancing device |
| CN111115449A (en) * | 2020-02-17 | 2020-05-08 | 唐金亮 | A box hoisting balance adjustment mechanism |
| CN119841218A (en) * | 2025-03-21 | 2025-04-18 | 湘潭牵引机车厂有限公司 | Mine electric locomotive rail transportation hoisting accessory |
-
2014
- 2014-08-22 CN CN201420476835.XU patent/CN204096935U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105540431A (en) * | 2016-01-27 | 2016-05-04 | 中船第九设计研究院工程有限公司 | Offshore crane hoisting system with rigid telescopic sleeve |
| CN108557651A (en) * | 2018-05-29 | 2018-09-21 | 湖北卡斯工业科技有限公司 | The accurate folding and unfolding hanging of massive casting mold |
| CN109179247A (en) * | 2018-11-06 | 2019-01-11 | 河南卫华机械工程研究院有限公司 | The electric block of single failure protection and its disconnected rope balancing device |
| CN111115449A (en) * | 2020-02-17 | 2020-05-08 | 唐金亮 | A box hoisting balance adjustment mechanism |
| CN119841218A (en) * | 2025-03-21 | 2025-04-18 | 湘潭牵引机车厂有限公司 | Mine electric locomotive rail transportation hoisting accessory |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150114 |
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| CX01 | Expiry of patent term |